Isuzu 2008MY N Series User Manual

Engine Control System (4HK1) 1A-163
4
1. Turn OFF the ignition.
2. Disconnect the CMP sensor harness
connector.
3. Inspect for an intermittent, for poor
connections and corrosion at the harness
connector of the CMP sensor (pins 1, 2 and 3
of E-18).
4. Disconnect the ECM harness connector.
5. Inspect for an intermittent, for poor
connections and corrosion at the harness
connector of the ECM (pins 87, 98, 100 and
101 of E-12).
6. Repair the connection(s) as necessary.
Did you find and correct the condition?
—
Go to Step 7 Go to Step 5
5
1. Inspect the CMP sensor and camshaft gear
for the following conditions:
• Physical damage of sensor
• Loose or improper installation of sensor
• Excessive air gap
• Foreign material passing between sensor
and camshaft gear
• Physical damage of camshaft gear
• Loose or improper installation of
camshaft gear
2. Repair or replace as necessary.
Did you find and correct the condition?
—
Go to Step 7 Go to Step 6
6
Replace the CMP sensor. Refer to CMP Sensor in
Section 1B Engine Mechanical.
Did you complete the replacement?
—
Go to Step 7
—
7
1. Reconnect all previously disconnected
harness connector(s).
2. Clear the DTCs with a scan tool.
3. Turn OFF the ignition for 30 seconds.
4. Start the engine.
5. Operate the vehicle within the Conditions for
Running the DTC. You may also operate the
vehicle within the conditions that you
observed from the Freeze Frame/ Failure
Records.
Did the DTC fail this ignition?
—
Go to Step 2 Go to Step 8
8
Observe the DTC Information with a scan tool.
Are there any DTCs that you have not
diagnosed?
—
Go to DTC List System OK
Step Action Value(s) Yes No
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Isuzu 2008MY N Series Specifications

General

Brand	Isuzu
Model	2008MY N Series
Category	Control Systems
Language	English